Yes, YGov.finance is a platform that was launched in 2018 and is no longer in use. It was a decentralized finance (DeFi) platform that was built on the Ethereum blockchain and was designed to be a decentralized governance platform for the YFI token. The platform allowed users to vote on proposals, allocate funds, and manage risk. While the platform is no longer in use, the YFI token is still an active asset and is traded on various exchanges.